<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="http://libs.baidu.com/jquery/2.0.0/jquery.min.js"></script>
</head>
<body>
<div id="contentDiv"></div>
<div id="deleteResult"></div>
<input type="button" value="提交数据" onclick="getData()"><br>
<input type="button" value="删除数据" onclick="deleteData()"></br>
<script>
    function deleteData() {
        $.ajax({
            url: "http://localhost:8080/book2/99",
            type: "delete",
            success: function (msg) {
                $("#deleteResult").html(msg);
            }
        })
    }

    function getData() {
        $.ajax({
            url: "http://localhost:8080/book2/",
            type: "post",
            data: {name: "三国演义"},
            success: function (msg) {
                $("#contentDiv").html(msg);
            }
        })
    }
</script>
</body>
</html>